package com.qf.springbootproject.shopcart.service;


import com.baomidou.mybatisplus.extension.service.IService;
import com.qf.springbootproject.shopcart.entity.ShoppingCart;

import java.util.List;

/**
 * <p>
 * 购物车  服务类
 * </p>
 *
 * @author yyq
 * @since 2023-02-16
 */
public interface ShoppingCartService extends IService<ShoppingCart> {

    List<ShoppingCart> listShopCart(Integer userId);

    void updateCardNum(ShoppingCart shoppingCart);

    List<ShoppingCart> listbycids(Integer[] cids);

}
